Query about monitoring unknown Internet traffic

silver.bullet at zoho.com silver.bullet at zoho.com
Sun Oct 18 16:12:59 UTC 2015

On Sun, 18 Oct 2015 23:54:02 +0800, Bret Busby wrote:
>I ran the command
>sudo dpkg-reconfigure wireshark-common
>and selected the <Yes> option for "Should non-superusers be able to
>capture packets?"
>Then, when I ran Wireshark, I got
>No interface can be used for capturing in this system with the current
>(Couldn't run /usr/bin/dumpcap in child p[rocess: Permission denied)

Did you log out and in before you launched Wireshark?
If not, then log in and out and launch Wireshark again.
If so, run
  ls -g /usr/bin/dumpcap ; id
and post the output.


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